// JavaScript Document
function GetObj(objName){if(document.getElementById){return eval('document.getElementById("'+objName+'")')}else{return eval('document.all.'+objName)}}
function AutoPlay(){ //自动滚动
 //clearInterval(AutoPlayObj);
 //AutoPlayObj = setInterval('ISL_GoDown();ISL_StopDown();',3000); //间隔时间
}
function ISL_GoUp(){ //上翻开始
 if(MoveLock) return;
 clearInterval(AutoPlayObj);
 MoveLock = true;
 MoveTimeObj = setInterval('ISL_ScrUp();',Speed);
}
function ISL_StopUp(){ //上翻停止
 clearInterval(MoveTimeObj);
 if(GetObj('ISL_Cont').scrollLeft % PageWidth - fill != 0){
  Comp = fill - (GetObj('ISL_Cont').scrollLeft % PageWidth);
  CompScr();
 }else{
  MoveLock = false;
 }
 AutoPlay();
}
function ISL_ScrUp(){ //上翻动作
 if(GetObj('ISL_Cont').scrollLeft <= 0){GetObj('ISL_Cont').scrollLeft = GetObj('ISL_Cont').scrollLeft + GetObj('List1').offsetWidth}
 GetObj('ISL_Cont').scrollLeft -= Space ;
}
function ISL_GoDown(){ //下翻
 clearInterval(MoveTimeObj);
 if(MoveLock) return;
 clearInterval(AutoPlayObj);
 MoveLock = true;
 ISL_ScrDown();
 MoveTimeObj = setInterval('ISL_ScrDown()',Speed);
}
function ISL_StopDown(){ //下翻停止
 clearInterval(MoveTimeObj);
 if(GetObj('ISL_Cont').scrollLeft % PageWidth - fill != 0 ){
  Comp = PageWidth - GetObj('ISL_Cont').scrollLeft % PageWidth + fill;
  CompScr();
 }else{
  MoveLock = false;
 }
 AutoPlay();
}
function ISL_ScrDown(){ //下翻动作
 if(GetObj('ISL_Cont').scrollLeft >= GetObj('List1').scrollWidth){GetObj('ISL_Cont').scrollLeft = GetObj('ISL_Cont').scrollLeft - GetObj('List1').scrollWidth;}
 GetObj('ISL_Cont').scrollLeft += Space ;
}
function CompScr(){
 var num;
 if(Comp == 0){MoveLock = false;return;}
 if(Comp < 0){ //上翻
  if(Comp < -Space){
   Comp += Space;
   num = Space;
  }else{
   num = -Comp;
   Comp = 0;
  }
  GetObj('ISL_Cont').scrollLeft -= num;
  setTimeout('CompScr()',Speed);
 }else{ //下翻
  if(Comp > Space){
   Comp -= Space;
   num = Space;
  }else{
   num = Comp;
   Comp = 0;
  }
  GetObj('ISL_Cont').scrollLeft += num;
  setTimeout('CompScr()',Speed);
 }
}